[MNT] Import private namespaces if scipy > 1.8.0

Private namespaces where renamed in scipy 1.8.0 to distinguish them from public ones: scipy/scipy#14360. We fixed the import statements appropriately. We used a try/except statement so that the toolbox still works with scipy < 1.8.0.

Author: VinceBaz

netneurotools/freesurfer.py

@@ -10,7 +10,10 @@
 from nibabel.freesurfer import read_annot, read_geometry
 import numpy as np
 from scipy import sparse
-from scipy.ndimage.measurements import _stats, labeled_comprehension
+try:  #scipy >= 1.8.0
+    from scipy.ndimage._measurements import _stats, labeled_comprehension
+except ImportError:  # scipy < 1.8.0
+    from scipy.ndimage.measurements import _stats, labeled_comprehension
 from scipy.spatial.distance import cdist
 
 from .datasets import fetch_fsaverage

netneurotools/stats.py

@@ -9,7 +9,10 @@
 from tqdm import tqdm
 from itertools import combinations
 from scipy import optimize, spatial, special, stats as sstats
-from scipy.stats.stats import _chk2_asarray
+try:  # scipy >= 1.8.0
+    from scipy.stats._stats_py import _chk2_asarray
+except ImportError:  # scipy < 1.8.0
+    from scipy.stats.stats import _chk2_asarray
 from sklearn.utils.validation import check_random_state
 from sklearn.linear_model import LinearRegression